@book{172,
	author = {Allendoerfer, Carl Barnett and Cletus O Oakley},
	title = {Matemáticas universitarias},
	publisher = {McGraw-Hill},
	year = {2003},
	address = {Bogotá},
	edition = {Cuarta edición},
	note = {Incluye apéndice e índice}
}